langchain-modular-rag
提供一个 ModularRAG 类,用于连接已有的 Chroma 知识库并执行在线检索。
Python 3.11 及以上。
安装
pip install langchain-modular-rag
使用
from langchain_modular_rag import ModularRAG
rag = ModularRAG({
"persist_directory": "./chroma_db",
"collection_name": "study",
"embedding_model": "text-embedding-v4",
"top_k": 5,
"recall_top_k": 20,
"pre_retrieval": {
"enabled": False,
"rewrite_query": False,
"hyde": False,
"model": "qwen-plus",
},
"hybrid_retrieval": {
"enabled": True,
"weights": [0.5, 0.5],
},
"post_retrieval": {
"enabled": True,
"deduplicate": True,
"rerank": False,
"rerank_model": "qwen3-rerank",
"similarity_filter": False,
"similarity_threshold": 0.4,
"compress_context": False,
"llm_model": "qwen-plus",
"reorder": False,
},
})
results = rag.search("公司打卡时间?")
for document in results:
print(document.metadata)
print(document.page_content)
环境变量
需要配置通义 API Key:
export DASHSCOPE_API_KEY="你的 API Key"
或
setx DASHSCOPE_API_KEY="你的 API Key"
persist_directory 指向已经完成入库的 Chroma 数据库。这个包当前只提供在线检索,不包含你的个人知识库数据,也不会自动创建或导入知识库。
Metadata
Release files for langchain-modular-rag-jx 0.1.0
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | Provenance | Actions |
|---|---|---|---|---|
| langchain_modular_rag_jx-0.1.0.tar.gz | 2.1 kB | Without provenance | Details for langchain_modular_rag_jx-0.1.0.tar.gz |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Actions Reset |
|---|---|---|---|---|
| langchain_modular_rag_jx-0.1.0-py3-none-any.whl | Python 3 | none | any | Details for langchain_modular_rag_jx-0.1.0-py3-none-any.whl |
Total release size: 4.2 kB
Release files / langchain_modular_rag_jx-0.1.0.tar.gz
| Download URL | langchain_modular_rag_jx-0.1.0.tar.gz |
|---|---|
| Size | 2.1 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
06c24c599aa184005aaa79caf944947ce1c44bb787d33aa0d50574c7761bd928
|
|
BLAKE2b-256 checksum How to use checksums |
aa48831151c33cf346e5834ef84f687fd18a50ca0d44521d61cc6042e45e15cb
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
No |
| Uploaded via |
twine/7.0.0 CPython/3.14.4
|
Release files / langchain_modular_rag_jx-0.1.0-py3-none-any.whl
| Download URL | langchain_modular_rag_jx-0.1.0-py3-none-any.whl |
|---|---|
| Size | 2.1 kB |
| Tags | Python 3 |
|
SHA-256 checksum How to use checksums |
b1b8303b6fea5f821b2da3af0e1f01e957e7f1e6048679eb18e0874f4d2d1042
|
|
BLAKE2b-256 checksum How to use checksums |
fb1cf0794bc2c32782d2922c1d1bd87a9cc29160ebe8523aea0186be8376b6e9
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
No |
| Uploaded via |
twine/7.0.0 CPython/3.14.4
|
Security for langchain-modular-rag-jx 0.1.0
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
No provenance found
None of the files in this release were uploaded with provenance metadata.
A note on package security
PyPI is a repository for distributing packages, not a service for auditing them. While third-party security researchers and our staff do their best to detect and remove malicious packages, PyPI cannot guarantee the quality, security or suitability of any given package.
To learn more about protecting yourself from malicious actors, visit our package security documentation.